- Sort The Array
- Pythagorean Triplet
- Shortest path from 1 to n
- Permutations of a given string
- Missing number in array
- Swap two nibbles in a byte
- Number of paths
- Count total set bits
- Number is sparse or not
- Bit Difference
- Convert array into Zig-Zag fashion
- Ways To Tile A Floor
- Find the Odd Occurence
- Angle between hour and minute hand
- Rotating an Array
- Help the Old Man!!!
- Reverse array in groups
- Longest Consecutive 1's
- Reverse each word in a given string
- Check if string is rotated by two places
- Find first set bit
- Find first repeated character
- Find the element that appears once in sorted array
- Check whether K-th bit is set or not
- Uncommon characters
- Rotate Bits
- Smallest power of 2 greater than or equal to n
- Rightmost different bit
- Set kth bit
- Longest Common Prefix in an Array
- Maximum Integer Value
- Finger Game
- Count Leaves in Binary Tree
- Height of Binary Tree
- Finding middle element in a linked list
- Implement Stack using Linked List
- Implement Queue using Linked List
- Binary Search
- Convert to Roman No
- Implement strstr
- Implement Atoi

Name

Saurabh Patil

Rank in Institute

#16

Courses Attended

Overall Coding Score: 1003

Monthly Coding Score: 359

Weekly Coding Score: 0

- Anagram
- Number of Unique Paths
- Parenthesis Checker
- Squares in N*N Chessboard
- Palindrome numbers
- Trailing zeroes in factorial
- Non Repeating Character
- Minimum number of Coins
- Count Occurences of Anagrams
- Reverse words in a given string
- Activity Selection
- Spirally traversing a matrix
- Finding Number
- Finding Position
- Longest Distinct characters in string
- Is Square
- Maximum of all subarrays of size k
- Maximum sum increasing subsequence
- Max Sum without Adjacents
- Inversion of array
- Add Binary Strings
- Length Unsorted Subarray
- Multiply two polynomals
- Reverse Bits
- Subarray with given sum
- Leaders in an array
- Swap all odd and even bits
- Count number of hops
- Copy Set Bits in Range
- Reach a given score
- Minimum element in a sorted and rotated array
- Search in a matrix
- Day of the week
- Shop in Candy Store
- Check If two Line segments Intersect
- Largest number possible
- 0 - 1 Knapsack Problem
- Valid Substring
- Count the Reversals
- Tom and Jerry
- Smallest number subset
- Next larger element
- Arithmetic Number
- Count number of substrings
- Permutation with Spaces
- Equilibrium point
- Finding Profession
- Finding the numbers
- String Manipulation
- Binary Tree K level sum
- Flood fill Algorithm
- Pair with greatest product in array
- Roman Number to Integer
- Maximum no of 1's row
- Decode the string
- Next Greater Even Number
- Smallest subarray with sum greater than x
- Find Nth root of M
- Minimum Operations
- Check if frequencies can be equal
- Smallest window in a string containing all the characters of another string
- Longest Palindromic Subsequence
- K-th element of two sorted Arrays
- Evaluation of Postfix Expression
- Infix to Postfix
- Element with left side smaller and right side greater
- Array Subset of another array
- Get Minimum Squares
- Shortest Common Supersequence
- Bird and maximum fruit gathering
- Sub-Array sum divisible by K
- Swapping pairs make sum equal
- Money Division
- Closest Strings
- Minimum indexed character
- Stickler Thief
- Remaining String
- Lucky Numbers
- Count the triplets
- Print Bracket Number
- Reverse a linked list
- Rotate a Linked List
- Detect Loop in linked list
- Merge Sort
- Quick Sort
- K distance from root
- Mirror Tree
- Two Mirror Trees
- Diameter of Binary Tree
- Check for Balanced Tree
- Heap Sort
- n'th node from end of linked list
- Left View of Binary Tree
- Sum Tree
- Queue using two Stacks
- Remove duplicate element from sorted Linked List
- Stack using two queues
- Level order traversal in spiral form
- DFS of Graph
- Reverse alternate levels of a perfect binary tree
- Determine if Two Trees are Identical
- Lowest Common Ancestor in a BST
- Largest subarray of 0's and 1's
- Print BST elements in given range
- Largest subarray with 0 sum
- K-Palindrome
- Get minimum element from stack
- Josephus problem
- Generate Grey Code Sequences
- Kth largest element in BST
- Count distinct elements in every window
- Three way partitioning
- Inorder Successor in BST
- Delete nodes greater than k
- Convert Ternary Expression to Binary Tree
- Ancestors in Binary Tree
- Root to Leaf Paths
- Maximum path sum
- XOR Linked List
- Symmetric Tree
- Construct Tree from Inorder & Preorder
- Check if Tree is Isomorphic
- Predecessor and Successor
- Find length of Loop
- Leaf under budget
- Closest Neighbor in BST

- Kadane's Algorithm
- Find Missing And Repeating
- Excel Sheet | Part - 1
- Maximum Index
- Next Permutation
- Longest Increasing Subsequence
- Longest Common Subsequence
- Minimum number of jumps
- Egg Dropping Puzzle
- Edit Distance
- nCr
- Maximum Rectangular Area in a Histogram
- Consecutive 1's not allowed
- Longest Even Length Substring
- Path in Matrix
- Trapping Rain Water
- Subset Sum Problem
- Maximize The Array
- Number of Coins
- Minimum Platforms
- Number following a pattern
- Find Prime numbers in a range
- Stock buy and sell
- Largest Number formed from an Array
- Number of paths in a matrix with k coins
- Jumping Numbers
- Modular Exponentiation for large numbers
- Concatenation of Zig-Zag String in ‘n’ Rows
- Relative Sorting
- Largest square formed in a matrix
- Sorting Elements of an Array by Frequency
- Design a tiny URL or URL shortener
- Special Keyboard
- Number of ways
- Minimum Cost of ropes
- Form a palindrome
- Longest consecutive subsequence
- Largest subsquare surrounded by ‘X’
- Stock span problem
- M-Coloring Problem
- Subsequence matching
- Handshakes
- Palindromic Array
- Is Binary Number Multiple of 3
- Possible groups
- Preorder Traversal and BST
- Longest Arithmetic Progression
- Bleak Numbers
- Coin Piles
- Digit multiplier
- Circle of strings
- Largest number in K swaps
- Minimize the heights
- Total Decoding Messages
- Unique BST's
- Distinct Transformations
- Subsets
- Combination Sum
- Combination Sum - Part 2
- Word Break
- Longest Prefix Suffix
- K’th smallest element
- Longest Common Substring
- Count Palindrome Sub-Strings of a String
- Negative weight cycle
- Hamiltonian Path
- Snake and Ladder Problem
- Shortest Source to Destination Path
- Find all four sum numbers
- Word Boggle
- Print leaf nodes from preorder traversal of BST
- Find whether path exist
- Rearrange characters
- First non-repeating character in a stream
- Count subsequences of type a^i b^j c^k
- Kth largest element in a stream
- Water Overflow
- Zero Sum Subarrays
- Magnet Array Problem
- Geek collects the balls
- Longest Bitonic subsequence
- Mobile numeric keypad
- Maximum sum Rectangle
- Maximum Intervals Overlap
- Word Wrap
- Perfect Sum Problem
- Array Pair Sum Divisibility Problem
- Job Sequencing Problem
- Min cut Square
- Biconnected Graph
- The Painter's Partition Problem
- Reverse a Linked List in groups of given size.
- Count BST nodes that lie in a given range
- Check for BST
- Bottom View of Binary Tree
- Delete without head pointer
- Intersection Point in Y Shapped Linked Lists
- Add all greater values to every node in a BST
- Construct Binary Tree from Parent Array
- Connect Nodes at Same Level
- Flattening a Linked List
- Diagonal Traversal of Binary Tree
- Detect cycle in a directed graph
- Detect cycle in an undirected graph
- Min distance between two given nodes of a Binary Tree
- Maximum difference between node and its ancestor
- The Celebrity Problem
- Topological sort
- Merge K sorted linked lists
- Find the number of islands
- Serialize and Deserialize a Binary Tree
- Circular tour
- Wildcard Pattern Matching
- Max rectangle
- Check if subtree
- Extreme nodes in alternate order
- Kth element in Matrix
- Remove loop in Linked List
- Implementing Dijkstra | Set 1 (Adjacency Matrix)
- Max length chain
- Interleaved Strings
- Box Stacking
- Minimum Swaps to Sort
- Strongly Connected Components (Kosaraju's Algo)
- Rat in a Maze Problem
- Bipartite Graph
- Pots of Gold Game
- Merge two BST 's
- Merge k Sorted Arrays
- Bridge Edge in Graph
- Duplicate subtree in Binary Tree
- k-th smallest element in BST
- Euler circuit and Path
- Binary Tree to CDLL
- Find a pair with given target in BST
- Leftmost and rightmost nodes of binary tree
- Node at distance
- Construct Tree from Preorder Traversal
- Count Number of SubTrees having given Sum

- Minimum Points To Reach Destination
- Minimum sum partition
- Maximum of minimum for every window size
- Return two prime numbers
- A Simple Fraction
- Ugly Numbers
- Boolean Parenthesization
- Longest valid Parentheses
- N-Queen Problem
- Solve the Sudoku
- Find median in a stream
- Distinct palindromic substrings
- Convert to Strictly increasing array
- Numbers with one absolute difference
- Count the subarrays having product less than k
- Reorder List
- Binary Tree to DLL
- LRU Cache
- Alien Dictionary
- Nodes at given distance in binary tree
- Fixing Two nodes of a BST